Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 2L Back Catalog number: HEDTDL31_2L Availability: In the manufacturer's stock Price on request - + Recommended P-00001 VOC-Mole assembly, 230mm,pk 1 Price on request HEDTDLC31Z_0.3L Tedlar® PVF Sampling Bags PTFE On/Off valve, 0,3L Price on request C-HSPVLP-6 HiSorb Septum Plug, pk 6 Price on request